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US 5,152,522 AGranted
Sheetlike article conveying roller assembly
AssigneeHirakawa Kogyosha Co., Ltd.
InventorMiyuki Yamashita
Life of this patent
Estimating the term…
Abstract
A sheetlike article conveying roller assembly comprises at least one rotary shaft, a plurality of rollers mounted on the rotary shafts at an optional positions, and a plurality of rings held on the rollers. The rollers on one of a pair of shafts are axially arranged in staggered position with those on the other shaft. The rings of the rollers on one of the pair of the rotary shaft and those on the rollers on the other rotary shaft overlap axially. A sheetlike article is conveyed by the rollers through a travelling path defined between the rotary shafts.
Claims9
A sheetlike article conveying roller assembly comprising:
- (a) a rotary shaft;
- (b) a plurality of rollers mounted on said rotary shaft, said rollers being slidable axially along said shaft relative to one another so as to be positionable at optional positions, each of said rollers having a groove on an outer circumferential surface thereof;
- and
- (c) a plurality of elastic rings, each fitted in said groove of each said roller and having an outer circumferential surface extending outwardly from said roller so as to come into contact with a sheetlike article to be conveyed.
1 more element
Dependencies are inferred from the claim text.